import fs from "fs";
import chalk from "chalk";
import { execSync } from "child_process";
import { dependencies } from "../../package.json";

if (dependencies) {
    const dependenciesKeys = Object.keys(dependencies);
    const nativeDeps = fs.readdirSync("node_modules").filter(folder => fs.existsSync(`node_modules/${folder}/binding.gyp`));
    if (nativeDeps.length === 0) {
        process.exit(0);
    }
    try {
        // Find the reason for why the dependency is installed. If it is installed
        // because of a devDependency then that is okay. Warn when it is installed
        // because of a dependency
        const { dependencies: dependenciesObject } = JSON.parse(execSync(`npm ls ${nativeDeps.join(" ")} --json`).toString());
        const rootDependencies = Object.keys(dependenciesObject);
        const filteredRootDependencies = rootDependencies.filter(rootDependency => dependenciesKeys.includes(rootDependency));
        if (filteredRootDependencies.length > 0) {
            const plural = filteredRootDependencies.length > 1;
            console.log(`
 ${chalk.whiteBright.bgYellow.bold("Webpack does not work with native dependencies.")}
${chalk.bold(filteredRootDependencies.join(", "))} ${plural ? "are native dependencies" : "is a native dependency"} and should be installed inside of the "./release/app" folder.
 First, uninstall the packages from "./package.json":
${chalk.whiteBright.bgGreen.bold("npm uninstall your-package")}
 ${chalk.bold('Then, instead of installing the package to the root "./package.json":')}
${chalk.whiteBright.bgRed.bold("npm install your-package")}
 ${chalk.bold('Install the package to "./release/app/package.json"')}
${chalk.whiteBright.bgGreen.bold("cd ./release/app && npm install your-package")}
 Read more about native dependencies at:
${chalk.bold("https://electron-react-boilerplate.js.org/docs/adding-dependencies/#module-structure")}
 `);
            process.exit(1);
        }
    } catch (e) {
        console.log("Native dependencies could not be checked");
    }
}
